Excel in your studies, after graduation who knows, with a lot of overseas opportunities nowadays (its the digital age di ba?), maybe you'll find yourself in London before you even know it (and with a ready job to boot).
And yes, toss the idea of getting a new car. Save the money for school and other expenses. So what if you're using a Mazda 3? It's a good car to start with, stock, simple, low profile.